Background: It is crucial to support students in better understanding water and sustainability issues because water plays a vital role in maintaining global ecosystems, including human life. A wide range of curricular and instructional supports like those embodied in model-based learning (MBL) are necessary for teachers to engage students in the…

Background: In the context of recent research in science education and continued struggles to understand how best to support science teachers, epistemological frames, made up of sets of epistemological resources teachers activate, have emerged as an important focus of research. However, at the time of this writing no research was available to…